CN102868557B - Method for realizing configuration synchronization between network manager and xPON (x-passive optical network) device - Google Patents
Method for realizing configuration synchronization between network manager and xPON (x-passive optical network) device Download PDFInfo
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Abstract
The invention relates to a method for realizing configuration synchronization between a network manager and an xPON (x-passive optical network) device. The method comprises the following steps that S1, a check code of a configuration command supported by every type object stored in the xPON device is obtained by the network manager and is compared with a check code of a corresponding configuration command in a database of the network manager; if the obtained check code is different from the check code of the corresponding configuration command in the database of the network manager, configuration synchronization is performed between the network manager and the xPON device; and S2, synchronization of the network manager to configuration of the xPON device or synchronization of the xPON device to configuration of the network manager is completed through a simple network management protocol, and when the data length of execution results of all configuration commands exceeds 8k in one type of configuration, the execution results of the configuration commands are fragmented. Data synchronization between the network manager and the xPON device is completed through transmission by an SNMP (simple network management protocol), configuration synchronization between the network manager and the xPON device can be ensured, business disruptions can be avoided, and the efficiency of network management can be improved.
Description
Technical field
The present invention relates to the field of configuration of xPON equipment and webmaster in network management, is specifically the configuration synchronization implementation method of a kind of webmaster and xPON equipment.
Background technology
In the process that network size constantly expands, many cover webmasters are mostly adopted jointly to manage a catenet at present.Usually being several region by a catenet by certain regular partition, then jointly managing by overlapping webmaster more.This way to manage is that a catenet is divided into multiple network more among a small circle in essence, contributes to improving webmaster treatment effeciency.But, when many cover webmasters manage same xPON (Passive Optical Network, passive optical-fiber network) equipment simultaneously, the configuration of webmaster and xPON equipment may be caused asynchronous.In addition, the order line of xPON equipment and third-party TL1 (Transaction Language-1) interface also can change xPON Equipments Setting, cause the configuration of webmaster and equipment inconsistent.And webmaster asynchronous with xPON Equipments Setting or inconsistent when, various engineering problem may be caused, as: when xPON equipment is for some reason by its configuration loss, if network management configuration to be all issued to xPON equipment, then may cause xPON appliance services interruption etc.
Therefore, in the urgent need to a kind of general configuration synchronization scheme in the practice of reality, solve webmaster and the nonsynchronous problem of xPON equipment.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide the configuration synchronization implementation method of a kind of webmaster and xPON equipment, by SNMP (Simple NetworkManagement Protocol, Simple Network Management Protocol) transmit webmaster protocol mode to complete the method for the data syn-chronization of webmaster and xPON equipment, ensure the configuration synchronization of webmaster and xPON equipment, avoid service disconnection, improve network management efficiency.
For reaching above object, the technical scheme that the present invention takes is: the configuration synchronization implementation method between a kind of webmaster and xPON equipment, comprise the steps: the check code of the configuration order that every type object that S1. webmaster obtains xPON device storage is supported, and compared with the check code of configuration order corresponding in the database of webmaster; If different, then carry out the configuration synchronization between webmaster and xPON equipment; S2. the synchronous xPON Equipments Setting of webmaster or xPON device synchronization network management configuration is completed by Simple Network Management Protocol mode, and when in a configuration, the data length of the execution result of all configuration orders more than 8k, then carries out burst to the execution result of this configuration order.
On the basis of technique scheme, in described S1, interaction flow that the check code of configuration order compares is the coding of the configuration order that S11. webmaster is supported to the every type object of xPON equipment query; S12.xPON equipment returns the coding of all configuration orders that every type object is supported; S13. webmaster is according to the coding of the configuration order of xPON device replied, to the check code of xPON equipment query corresponding configuration order; S14.xPON equipment returns the check code of the configuration order that often kind of object is supported; S15. webmaster reads corresponding check code and compares from its data storehouse, if different, are then configured synchronous, and result shown; If identical, then do not configure.
On the basis of technique scheme, in described S2, the step of webmaster synchronous xPON Equipments Setting is: S211. webmaster sends to xPON equipment by needing synchronous configuration order according to the packing of Simple Network Management Protocol form; S212.xPON equipment, according to the coding of the configuration order of webmaster, is organized into configuration data message by the data format of webmaster and xPON equipment agreement and sends to webmaster; S213. webmaster by the configuration data in the configuration data message of xPON equipment and corresponding state encoding together stored in database.
On the basis of technique scheme, in described S2, the step of xPON device synchronization network management configuration is: S221. webmaster takes out from database needs synchronous configuration data, sends to xPON equipment according to the packing of Simple Network Management Protocol form; S222.xPON equipment performs described configuration data, and execution result is sent to webmaster; S223. webmaster by the configuration data that runs succeeded and corresponding state encoding together stored in database.
On the basis of technique scheme, in described S222, for the configuration data run succeeded, xPON equipment returns the check code of success command; For performing failed order, xPON equipment returns the fault message of unsuccessfully ordering.
On the basis of technique scheme, in the message of described configuration data, 0 represents the read operation of standard Simple Network management agreement; 1 represents standard Simple Network management agreement write operation; Webmaster also sets two values and represents the need of burst in configuration data message, and wherein, 2 represent xPON device replied burst, and 3 represent inquiry burst.
On the basis of technique scheme, described webmaster issues to xPON equipment query parameter with type 3, after obtain Query Result with type 0, at the 1st in N number of message, webmaster just issues next burst after receiving xPON device replied configuration data message; XPON equipment starts timing mechanism after receiving first burst, empties fragment cache memory when can not receive all the other bursts for a long time.
On the basis of technique scheme, in the burst flow process of the execution result message of described xPON device replied configuration order, webmaster issues the 1st burst and uses current mechanism to solve to N number of burst, after equipment receives the configuration data message of N number of configuration, perform all configuration datas, check the data length of the execution result of all configuration orders, if be no more than 8k, directly return execution result; If more than 8K, then the execution result message of all configuration orders of buffer memory, replys successfully, and the execution result of prompting network management configuration order needs burst, starting timing mechanism simultaneously, emptying buffer memory when can not receive the execution result burst of query configuration order of webmaster for a long time.
On the basis of technique scheme, the check code 4 byte cycle redundancy check code coded representations of described configuration order, webmaster and xPON equipment preserve portion separately, and cyclic redundancy check (CRC) code default value is 0, represent and need synchronously; When network management configuration data change, webmaster is according to configuration data content calculation check code, and configuration data upgrades check code stored in during database simultaneously; When xPON configuration data of device is changed, xPON equipment, according to configuration data content calculation check code, upgrades check code simultaneously.
On the basis of technique scheme, described xPON equipment use 4 byte integer coding, the code segment limit that different xPON equipment use is different, being coded in same xPON equipment of all configuration orders is unique, and unique between xPON equipment.
Beneficial effect of the present invention is: the increment synchronization achieving webmaster and xPON equipment, synchronous granularity can be based upon object (dish, port etc.) and system, decrease the expense of webmaster and xPON equipment in whole synchronizing process, and webmaster side and any configuration data of xPON equipment side can not be affected, also do not affect business.
Accompanying drawing explanation
Fig. 1 is the flow chart configuring check in the configuration synchronization implementation method of embodiment of the present invention webmaster and xPON equipment;
Fig. 2 inquires about burst process chart in the configuration synchronization implementation method of embodiment of the present invention webmaster and xPON equipment;
XPON device replied burst process chart in the configuration synchronization implementation method of Fig. 3 embodiment of the present invention webmaster and xPON equipment.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
The configuration synchronization implementation method of a kind of webmaster of the present invention and xPON equipment, wherein, configuration synchronization to as if configuration order, configuration order comprises as properties: coding, this configuration order of unique identification, and unique in xPON equipment, xPON equipment room is unique; Configuration data, the value of this configuration order, the core data of configuration synchronization transmission; Check code, the change situation of mark configuration order, uses cyclic redundancy check (CRC) code in the present invention.
The configuration synchronization implementation method of described webmaster and xPON equipment, is mainly divided into configuration to check and configuration synchronization two parts, comprises the steps:
S1. check is configured, that is, the check code of the configuration order that every type object that webmaster obtains xPON device storage is supported, and compared with the check code of configuration order corresponding in the database of webmaster; If different, then carry out the configuration synchronization between webmaster and xPON equipment.
As shown in Figure 1, concrete step is:
S11. the coding of configuration order supported to the every type object of xPON equipment query of webmaster.The coded format of all configuration orders of inquiry xPON equipment is as shown in table 1.
Table 1
S12.xPON equipment returns the coding of all configuration orders that every type object is supported; Simultaneously, perform according to multiple configuration orders of same target and follow strict successively order, webmaster is returned to after sequencing, such as: office VLAN (Virtual Local Area Network, VLAN) configuration must other configuration before complete, then when returning, the command code of office VLAN was returned before other command code herein.The coded format that xPON equipment returns configuration order is as shown in table 2.
Table 2
S13. webmaster is according to the check code of the coding of the configuration order of xPON device replied to the order of xPON equipment query corresponding configuration.The check code form of inquiry xPON equipment is as shown in table 3 below.
Table 3
S14.xPON equipment returns the check code of the configuration order that often kind of object is supported.The check code form that xPON equipment returns configuration order is as shown in table 4.
Table 4
S15. webmaster reads corresponding check code and compares from its data storehouse, if different, are then configured synchronous, and result shown; If identical, then do not configure.
In above-mentioned steps, configuration check to as if webmaster demand belonging to object, comprising: main control unit, line card, ONU etc.Object for independent functional requirement (comprising: voice, three layer functions, multicast, time management etc.) demand is directly main control unit or ONU.This is synchronous in units of the order of object, and minimal configuration granularity is a webmaster order of an object.And configuration order coding is determined: all xPON equipment use 4 byte integer codings, the code segment limit that different xPON equipment use is different, all command codes are unique in equipment, unique at equipment room.
Check code 4 byte CRC (Cyclic Redundancy Check: the cyclic redundancy check (CRC) code) coded representation of described configuration order, every bar webmaster order one, webmaster and xPON equipment preserve portion separately, calculate respectively, CRC code value is defaulted as 0, represents and needs synchronously; When change occurs the configuration data of network management configuration order, webmaster calculates CRC code according to configuration data content, upgrades CRC code stored in during database simultaneously; When change occurs the configuration data of xPON Equipments Setting order, xPON equipment calculates CRC code according to configuration data content, upgrades CRC code simultaneously.XPON equipment does not preserve CRC code, all needs re-synchronization after restarting at every turn, to CRC code value 0 agree as follows:
1) during configuration synchronization, if xPON Equipments Setting command checksum code is 0, then webmaster needs this configuration synchronous, and no matter on webmaster, whether the check code of this configuration order is consistent with xPON equipment.
2), during configuration verification, if the check code of xPON Equipments Setting order is 0, then this configuration check results is not identical, and no matter whether xPON equipment is consistent with the real data of webmaster.
3) if webmaster crosses a secondary data with xPON device synchronization, at this moment in network management data storehouse, the check code of configuration order may also be 0, if when network management configuration being synchronized to xPON equipment, check code also can send out the data that 0, xPON equipment needs Reconfigurations order again.
S2. configuration synchronization, that is, the synchronous xPON Equipments Setting of webmaster or xPON device synchronization network management configuration is completed by SNMP mode, and when in a configuration, the data length of the execution result of all configuration orders more than 8k, then carries out burst to the execution result of this configuration order.
In described S2, the step of the synchronous xPON Equipments Setting of webmaster is:
S211. webmaster sends to xPON equipment by needing the coding of synchronous configuration order according to the packing of SNMP form.Wherein, the form of the coding of webmaster distribution configuration command is as shown in table 5 below.
Table 5
The coding of the configuration order that S212.xPON equipment issues according to webmaster, the configuration data obtaining configuration order is packed according to SNMP form and sends to webmaster.The form that concrete xPON equipment returns configuration data is as shown in table 6 below.
Table 6
S213. webmaster by the configuration data of the configuration order of xPON equipment and check code together stored in database.
In described S2, the step of xPON device synchronization network management configuration is:
S221. webmaster takes out the configuration data needing synchronous configuration order from database, sends to xPON equipment according to the packing of SNMP form.The configuration data form specifically issued is as shown in table 7.
Table 7
S222.xPON equipment performs described configuration data, and execution result is sent to webmaster, and for the configuration data run succeeded, xPON equipment returns the check code of successful configuration order; For performing failed configuration order, xPON equipment returns the fault message of the configuration order of failure; If if partial order success, partial order failure, then return corresponding information respectively.The execution result form returning xPON equipment is as shown in table 8 below.
Table 8
S223. webmaster by the configuration data of configuration order that runs succeeded and check code together stored in database.For performing failed configuration order, webmaster returns the fault message prompting user of failure according to xPON equipment; For part successfully order, the fault message of unsuccessfully order pointed out by webmaster.
Along with traffic carrying capacity rapidly increases, the configuration object of xPON equipment is doubled, and configuration data content also increases by geometric progression.8k is only had at the maximum amount of data of all communication protocol communication carrier of xPON equipment, and can not change, but in above-mentioned steps, the data length of the execution result of all arrangements of steps orders all may more than 8k, need the burst carrying out snmp form message, if the execution result of above-mentioned configuration order does not need to carry out burst, still press the process of snmp standard interaction flow.Webmaster by representing command type with different digital in snmp message, and 0 represents the read operation of standard Simple Network management agreement; 1 represents standard Simple Network management agreement write operation; Webmaster also sets two values and represents the need of burst in configuration data message, and 2 represent xPON device replied burst; 3 represent inquiry burst.
Actual webmaster and the mutual snmp message content of xPON equipment as follows:
Command type (2 byte), order subpackage sequence number (4 byte), order subpackage number (4 byte), order length (4 byte), payload user data.Above-mentioned explanation of field is as follows:
Command type (2 byte): 0-standard queries, 1-standard issues configuration, 2-device replied state burst, 3-webmaster inquiry burst;
Order subpackage sequence number (4 byte): which burst representing current snmp message;
Order subpackage number (4 byte): the burst sum representing snmp message in this burst flow process, represents when order subpackage sequence number equals order subpackage number that this burst flow process terminates;
Order length (4 byte): the payload user data representing the burst of current snmp message;
Payload user data: protocol format content described in table 1-table 4.
Wherein, in step S12, S14, step S211, S212, S213, and the existing mechanism process of burst process that step S221 relates to.As shown in Figure 2, in step S11, S13, after xPON equipment receives the snmp message of webmaster, described webmaster issues to xPON equipment query parameter with type 3, after obtain Query Result with type 0, at the 1st to (assuming that a total N number of query message) in N number of message, webmaster just issues next burst after receiving xPON device replied message; XPON equipment starts timing mechanism after receiving the 1st burst, emptying fragment cache memory, avoiding because the reasons such as network congestion cause internal memory to reclaim when can not receive all the other bursts for a long time.
Webmaster and xPON equipment interaction content are filled in by following content:
Webmaster issues the 1st inquiry burst:
Command type (2 byte): 3
Order subpackage sequence number (4 byte): 1
Order subpackage number (4 byte): N;
Order length (4 byte): the 1st fragment data payload length;
The success of xPON device replied:
Command type (2 byte): 3;
Order subpackage sequence number (4 byte): 1;
Order subpackage number (4 byte): N;
Order length (4 byte): 6;
Payload user data: 000100;
2 to N-1 webmaster inquiry burst and device replied content and the 1st similar, no longer repeat.
N number of webmaster inquiry burst:
Webmaster issues first configuration burst:
Command type (2 byte): 3
Order subpackage sequence number (4 byte): N
Order subpackage number (4 byte): N;
Order length (4 byte): first fragment data payload length;
The success of xPON device replied, organize data, return webmaster, prompting query result needs burst:
Command type (2 byte): 0;
Order subpackage sequence number (4 byte): N;
Order subpackage number (4 byte): N;
Order length (4 byte): 6;
Payload user data: 000100;
Webmaster receives N number of last the inquiry burst i.e. of xPON equipment and replys, and obtains Query Result according to command type by current mechanism.
As shown in Figure 3, in the burst flow process of xPON device replied configuration execution result message, webmaster issues the 1st burst and uses current mechanism to solve to N number of burst, after equipment receives the configuration data message of N number of configuration, perform the configuration data of all configuration orders, and check the data length of the execution result of all configuration orders, if be no more than 8k, directly return results; If more than 8K, the then execution result data of all configuration orders of buffer memory, reply successfully, the execution result of prompting network management configuration order needs burst, start timing mechanism simultaneously, emptying buffer memory when can not receive the data of result of query execution of webmaster for a long time, avoiding because the reasons such as network congestion cause internal memory to reclaim.
Webmaster and xPON equipment interaction content are filled in by following content:
The N number of configuration burst of xPON device replied:
Command type (2 byte): 2;
Order subpackage sequence number (4 byte): 1;
Order subpackage number (4 byte): N;
Order length (4 byte): 6;
Payload user data: 000100;
Webmaster obtains the execution result of the configuration order of xPON equipment buffer memory after receiving the N number of configuration reply of xPON equipment by standard queries mode, represent that acquisition terminates to receive xPON device replied sky bag.
The present invention is not limited to above-mentioned execution mode, and for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as within protection scope of the present invention.The content be not described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (6)
1. the configuration synchronization implementation method between webmaster and xPON equipment, is characterized in that, comprise the steps:
The check code of the configuration order that every type object that S1. webmaster obtains xPON device storage is supported, and compared with the check code of configuration order corresponding in the database of webmaster; If different, then carry out the configuration synchronization between webmaster and xPON equipment;
S2. the synchronous xPON Equipments Setting of webmaster or xPON device synchronization network management configuration is completed by Simple Network Management Protocol mode, and when in a configuration, the data length of the execution result of all configuration orders more than 8k, then carries out burst to the execution result of this configuration order;
In described S1, the interaction flow that the check code of configuration order compares is:
S11. the coding of configuration order supported to the every type object of xPON equipment query of webmaster;
S12.xPON equipment returns the coding of all configuration orders that every type object is supported;
S13. webmaster is according to the coding of the configuration order of xPON device replied, to the check code of xPON equipment query corresponding configuration order;
S14.xPON equipment returns the check code of the configuration order that often kind of object is supported;
S15. webmaster reads corresponding check code and compares from its data storehouse, if different, are then configured synchronous, and result shown; If identical, then do not configure;
In described S2, the step of the synchronous xPON Equipments Setting of webmaster is:
S211. webmaster sends to xPON equipment by needing synchronous configuration order according to the packing of Simple Network Management Protocol form;
S212.xPON equipment, according to the coding of the configuration order of webmaster, is organized into configuration data message by the data format of webmaster and xPON equipment agreement and sends to webmaster;
S213. webmaster by the configuration data in the configuration data message of xPON equipment and corresponding state encoding together stored in database;
In the message of described configuration data, 0 represents the read operation of standard Simple Network management agreement; 1 represents standard Simple Network management agreement write operation; Webmaster also sets two values and represents the need of burst in configuration data message, and wherein, 2 represent xPON device replied burst, and 3 represent inquiry burst; In the burst flow process of the execution result message of described xPON device replied configuration order, webmaster issues the 1st burst and uses current mechanism to solve to N number of burst, after equipment receives the configuration data message of N number of configuration, perform all configuration datas, check the data length of the execution result of all configuration orders, if be no more than 8k, directly return execution result; If more than 8K, then the execution result message of all configuration orders of buffer memory, replys successfully, and the execution result of prompting network management configuration order needs burst, starting timing mechanism simultaneously, emptying buffer memory when can not receive the execution result burst of query configuration order of webmaster for a long time.
2. the configuration synchronization implementation method between webmaster and xPON equipment as claimed in claim 1, it is characterized in that: in described S2, the step of xPON device synchronization network management configuration is:
S221. webmaster takes out from database needs synchronous configuration data, sends to xPON equipment according to the packing of Simple Network Management Protocol form;
S222.xPON equipment performs described configuration data, and execution result is sent to webmaster;
S223. webmaster by the configuration data that runs succeeded and corresponding state encoding together stored in database.
3. the configuration synchronization implementation method between webmaster and xPON equipment as claimed in claim 2, it is characterized in that: in described S222, for the configuration data run succeeded, xPON equipment returns the check code of success command; For performing failed order, xPON equipment returns the fault message of unsuccessfully ordering.
4. the configuration synchronization implementation method between webmaster and xPON equipment as claimed in claim 1, it is characterized in that: described webmaster issues to xPON equipment query parameter with type 3, after obtain Query Result with type 0, in the 1st to N number of message, webmaster just issues next burst after receiving xPON device replied configuration data message; XPON equipment starts timing mechanism after receiving first burst, empties fragment cache memory when can not receive all the other bursts for a long time.
5. the configuration synchronization implementation method between webmaster and xPON equipment as claimed in claim 1, it is characterized in that: the check code 4 byte cycle redundancy check code coded representations of described configuration order, webmaster and xPON equipment preserve portion separately, cyclic redundancy check (CRC) code default value is 0, represents and needs synchronously; When network management configuration data change, webmaster is according to configuration data content calculation check code, and configuration data upgrades check code stored in during database simultaneously; When xPON configuration data of device is changed, xPON equipment, according to configuration data content calculation check code, upgrades check code simultaneously.
6. the configuration synchronization implementation method between webmaster and xPON equipment as claimed in claim 1, it is characterized in that: described xPON equipment use 4 byte integer coding, the code segment limit that different xPON equipment use is different, being coded in same xPON equipment of all configuration orders is unique, and unique between xPON equipment.
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| CN105701129A (en) * | 2014-11-28 | 2016-06-22 | 中兴通讯股份有限公司 | Inspection method and device of legality of data configured by webmaster |
| CN106685675A (en) * | 2015-11-05 | 2017-05-17 | 中兴通讯股份有限公司 | Network management method, apparatus, network equipment and data synchronization system |
| CN110661653B (en) * | 2019-09-12 | 2022-04-15 | 烽火通信科技股份有限公司 | Method and system for real-time synchronization of network management and network element equipment configuration data |
| CN113268278A (en) * | 2021-04-30 | 2021-08-17 | 杭州安恒信息技术股份有限公司 | Configuration verification synchronization method and device, electronic device and storage medium |
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| CN102014320A (en) * | 2010-12-24 | 2011-04-13 | 烽火通信科技股份有限公司 | Method for uploading and downloading local side device configuration data in PON (passive optical network) system |
| CN102231679A (en) * | 2011-06-29 | 2011-11-02 | 烽火通信科技股份有限公司 | Method for realizing configuration synchronization of network elements and webmaster |
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| CN102014320A (en) * | 2010-12-24 | 2011-04-13 | 烽火通信科技股份有限公司 | Method for uploading and downloading local side device configuration data in PON (passive optical network) system |
| CN102231679A (en) * | 2011-06-29 | 2011-11-02 | 烽火通信科技股份有限公司 | Method for realizing configuration synchronization of network elements and webmaster |
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